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Subject[PATCH 16/49] drivers/mtd: Use vzalloc
Date
Signed-off-by: Joe Perches <joe@perches.com>
---
drivers/mtd/nand/nandsim.c | 3 +--
drivers/mtd/ubi/vtbl.c | 6 ++----
2 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c
index a6a73aa..b3d241b 100644
--- a/drivers/mtd/nand/nandsim.c
+++ b/drivers/mtd/nand/nandsim.c
@@ -470,7 +470,7 @@ static int alloc_device(struct nandsim *ns)
err = -EINVAL;
goto err_close;
}
- ns->pages_written = vmalloc(ns->geom.pgnum);
+ ns->pages_written = vzalloc(ns->geom.pgnum);
if (!ns->pages_written) {
NS_ERR("alloc_device: unable to allocate pages written array\n");
err = -ENOMEM;
@@ -483,7 +483,6 @@ static int alloc_device(struct nandsim *ns)
goto err_free;
}
ns->cfile = cfile;
- memset(ns->pages_written, 0, ns->geom.pgnum);
return 0;
}

diff --git a/drivers/mtd/ubi/vtbl.c b/drivers/mtd/ubi/vtbl.c
index fcdb7f6..0b8141f 100644
--- a/drivers/mtd/ubi/vtbl.c
+++ b/drivers/mtd/ubi/vtbl.c
@@ -425,12 +425,11 @@ static struct ubi_vtbl_record *process_lvol(struct ubi_device *ubi,

/* Read both LEB 0 and LEB 1 into memory */
ubi_rb_for_each_entry(rb, seb, &sv->root, u.rb) {
- leb[seb->lnum] = vmalloc(ubi->vtbl_size);
+ leb[seb->lnum] = vzalloc(ubi->vtbl_size);
if (!leb[seb->lnum]) {
err = -ENOMEM;
goto out_free;
}
- memset(leb[seb->lnum], 0, ubi->vtbl_size);

err = ubi_io_read_data(ubi, leb[seb->lnum], seb->pnum, 0,
ubi->vtbl_size);
@@ -516,10 +515,9 @@ static struct ubi_vtbl_record *create_empty_lvol(struct ubi_device *ubi,
int i;
struct ubi_vtbl_record *vtbl;

- vtbl = vmalloc(ubi->vtbl_size);
+ vtbl = vzalloc(ubi->vtbl_size);
if (!vtbl)
return ERR_PTR(-ENOMEM);
- memset(vtbl, 0, ubi->vtbl_size);

for (i = 0; i < ubi->vtbl_slots; i++)
memcpy(&vtbl[i], &empty_vtbl_record, UBI_VTBL_RECORD_SIZE);
--
1.7.3.1.g432b3.dirty


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